The HP 865 ink cartridge is the 500 ml ink cartridge for the HP PageWide XL plotter. The pigment ink provides excellent technical printing: vivid colors, sharp lines and fine details more visible than with LED technology. Moreover, Eco-Carton cartridges replace plastic cartridges, which is better for the environment: 80% less plastic and 66% C02 reduction. Only for sale at the official HP PageWide XL large format printer dealer!